| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years [pers pn] | 48 |
|
| 2 | [prep] three years [pers pn] | 48 |
|
| 3 | for three years [pers pn] | 18 |
|
| 4 | for three years [pers pn] | 18 |
|
| 5 | [prep] three years he | 15 |
|
| 6 | [prep] three years i | 11 |
|
| 7 | within three years [pers pn] | 8 |
|
| 8 | within three years [pers pn] | 8 |
|
| 9 | [prep] three years it | 8 |
|
| 10 | in three years [pers pn] | 8 |
|
| 11 | in three years [pers pn] | 8 |
|
| 12 | after three years [pers pn] | 7 |
|
| 13 | [prep] three years they | 7 |
|
| 14 | after three years [pers pn] | 7 |
|
| 15 | of three years [pers pn] | 6 |
|
| 16 | of three years [pers pn] | 6 |
|
| 17 | [prep] three years she | 5 |
|
